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Playback of a multicast DASH stream in dash.js using the 5G-MAG Reference Tools

Authors Daniel Silhavy Published on April 27, 2022 Posted in 5G, dash.js, MPEG-DASH

Typically, media streaming in browser-based environments is based on unicast delivery. Streaming services such as Netflix, DAZN, Amazon Prime, Disney and Youtube use Content Delivery Networks (CDNs) to deliver media segments and manifest files in a one-to-one (unicast) fashion to…

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To understand is to perceive <Patterns>

Authors Daniel Silhavy Published on March 12, 2022 Posted in MPEG-DASH

Most people in the streaming industry probably watch live streams a bit different from “normal” people. Personally, I am always curious about the formats and settings the streaming providers use and if there is anything special to be found. When…

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Following the “.recommendation” – Key system string priority in dash.js

Authors Daniel Silhavy Published on February 1, 2022 Posted in CENC, dash.js, DRM, Encrypted Media Extensions, MPEG-DASH, Playready, Widevine

As part of our work on dash.js we are involved in numerous interesting discussions and face various exciting problems. Digital Rights Management (DRM) is definitely one of the most challenging areas in the context of Adaptive Bitrate (ABR) streaming and…

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How to debug an error using FAMIUM SAND (Part 2/2)

Authors Mariana Avelino Published on December 20, 2021 Posted in dash.js, DRM, exoplayer, HLS, MPEG-DASH, Playready, SAND, Widevine

FAMIUM SAND is an analytics tool for content providers to monitor the performance of their streaming services. In this blog post, we continue to explore SAND’s debugging capabilities using two more concrete examples. For our first example check out Part…

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Tagged dash, debug, error, hls, sand

How to debug an error using FAMIUM SAND (Part 1/2)

Authors Mariana Avelino Published on November 18, 2021 Posted in dash.js, exoplayer, HLS, MPEG-DASH, SAND

FAMIUM SAND is an analytics tool for content providers to monitor the performance of their streaming services. What makes SAND stand out from other analytics tools is its debugging-oriented design and in this two-part blog post, we are going to…

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Tagged dash, debug, error, hls, sand

Recovering from MEDIA_ERR_DECODE errors in dash.js

Authors Daniel Silhavy Published on September 13, 2021 Posted in dash.js, Media Source Extensions, MPEG-DASH

One of the key features of a production grade video player is the ability to recover from critical errors. Talking about web-based video players there are a lot of potential errors that can cause the playback to fail. From our…

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AVQT – Advanced Video Quality Tool

Authors Daniel Silhavy Published on June 22, 2021 Posted in Encoding, HLS, Per-Scene Encoding, Per-Title Encoding

During the WWDC 2021 conference, Apple announced a new tool called Advanced Video Quality Tool (AVQT): “AVQT is a macOS command line tool, which estimates perceptual quality of compressed videos, that might contain video coding and scaling artifacts”. [1] Similarly…

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Tagged avqt, per-title encoding

SAND Dashboards: The Full Tour

Authors Mariana Avelino Published on April 30, 2021 Posted in dash.js, DRM, exoplayer, HLS, MPEG-DASH, SAND

In the second blog post of the SAND series, we will take a detailed look at the different FAMIUM SAND dashboards: Real-Time Monitoring, Reporting, Errors Overview, DRM/ Media/ XHR Errors and Session Details. Read on to discover what the purpose…

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Tagged dash, hls, sand

Is this the end of ‘cenc’? An overview of DRM/Codec support in 2021

Authors Stefan Pham Published on March 3, 2021 Posted in CENC, CMAF, DRM, HLS, MPEG-DASH, Playready, Widevine

Short answer: No, it’s ‘cbcs’ time. If you would like to understand this better, keep on reading. The Common Encryption standard ISO/IEC 23001-7 is the enabler for multi-DRM-protected DASH/HLS streams. It is not quite “common encryption” as the name suggest,…

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Tagged CENC, dash, DRM

Why OTT content providers should use FAMIUM SAND to monitor the streaming sessions of their customers

Authors Mariana Avelino Published on February 18, 2021 Posted in dash.js, exoplayer, HLS, MPEG-DASH, SAND

Welcome to the first blog post of our latest series „SAND“! Here we will introduce our solution „FAMIUM SAND“ by explaining what it is and why it’s important, especially for content providers. We’ll keep our discussion high-level, but if you…

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Tagged dash, hls, sand
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FAME Video Development Blog awarded

The ACM Mile-High Video (MHV) presents an annual Best Video Blog Post Award. Among the 23 nominees, our post “Common pitfalls in MPEG-DASH streaming” won third place.

More information about MHV22 and the Video Blog Post Award can be found here: https://www.mile-high.video/video-blog-awards 

FOKUS Media Web Symposium 2022 – June 20-24

Since 2010, the FOKUS Media Web Symposium has developed into an expert meeting for media tech professionals, welcoming year by year around 200+ participants from all over the globe. The conference, tutorials and workshops cover deep insights in internet delivered media and discuss the newest developments in web media technologies. In between, coffee breaks and lunch offer the opportunity to network and to see the demos and exhibits of Fraunhofer FOKUS and MWS event partners.

Find all information here: https://www.fokus.fraunhofer.de/go/mws

Recent Posts

  • Playback of a multicast DASH stream in dash.js using the 5G-MAG Reference Tools
  • To understand is to perceive <Patterns>
  • Following the “.recommendation” – Key system string priority in dash.js
  • How to debug an error using FAMIUM SAND (Part 2/2)
  • How to debug an error using FAMIUM SAND (Part 1/2)

Recent Comments

  • Daniel Silhavy on Per-Title Encoding
  • Tanmaya P on Per-Title Encoding
  • Daniel Silhavy on Per-Title Encoding
  • Robert Grosso on Per-Title Encoding
  • syed on Calculating VMAF and PSNR with FFmpeg

Categories

  • 5G (1)
  • CENC (2)
  • CMAF (2)
  • dash.js (16)
  • DRM (6)
  • Encoding (5)
  • Encrypted Media Extensions (5)
  • exoplayer (6)
  • HbbTV (1)
  • HLS (6)
  • machine learning (1)
  • Media Source Extensions (8)
  • MPEG-DASH (22)
  • Per-Scene Encoding (3)
  • Per-Title Encoding (3)
  • Playready (4)
  • SAND (7)
  • video encoding (2)
  • Video Quality Metrics (6)
  • Widevine (5)

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